<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.6 $ -->
<!-- splitted from ./en/functions/filesystem.xml, last change in rev 1.2 -->
  <refentry id="function.is-writable">
   <refnamediv>
    <refname>is_writable</refname>
    <refpurpose>Tells whether the filename is writable</refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
     <methodsynopsis>
      <type>bool</type><methodname>is_writable</methodname>
      <methodparam><type>string</type><parameter>filename</parameter></methodparam>
     </methodsynopsis>
    <para>
     Returns &true; if the <parameter>filename</parameter> exists and is
     writable.  The filename argument may be a directory name allowing you
     to check if a directory is writeable.
    </para>
    <para>
     Keep in mind that PHP may be accessing the file as the user id
     that the web server runs as (often 'nobody'). Safe mode
     limitations are not taken into account.
    </para>

    &note.clearstatcache;
    
    &tip.fopen-wrapper.stat;
    
    <para>
     See also <function>is_readable</function>,
     <function>file_exists</function>, and 
     <function>fwrite</function>.
    </para>
   </refsect1>
  </refentry>

<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"../../../../manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->